a very large cluster of stars in the sky

Abell 370 Caption: Much like the eclectic group of space rebels in the upcoming film Guardians of the Galaxy Vol. 2, NASA's Hubble Space Telescope has some amazing superpowers, specifically when it comes to observing innumerable galaxies flung across time and space. Credits: NASA, ESA, and J. Lotz and the HFF Team (STScI)